$218 Cheap Flights from Moline (MLI) to Seattle (SEA)

Popular airlines from Quad City Intl. Airport (MLI) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Moline to Seattle (MLI-SEA)

Prices were available within the past 7 days and start at $218 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
United
Delta
United
United
United
United
United
United
Alaska Airlines

Find the cheapest month to fly from Moline (MLI) to Seattle (SEA)

February is typically the cheapest month to fly

From $258 - $749 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Frequently asked questions

How much does a flight from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA) cost?
Lock in a cheap one-way flight from $218 or cheap return flight from $289 from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA)?
December is the cheapest month to fly from MLI to SEA. Timing your trip outside of the busy season is often the key to finding a great deal.
What is the cheapest airline that flies from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from MLI to SEA. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA)?
There aren't any daily direct flights from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from MLI to SEA?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid possible delays on the Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until right before your break to book a ticket from MLI to SEA often results in higher prices. While you might find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible to maximize your chances of snagging a bargain.
Is it cheaper to book a MLI to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking a MLI to SEA flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Quad City Intl. Airport (MLI) to Seattle - Tacoma Intl. Airport (SEA)?
It's generally possible to reschedule or cancel your MLI to SEA flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Quad City Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$288
Distance
1609 mi

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